{Reference Type}: Letter {Title}: The importance of identifying risk factors for the persistence of COVID-19 related olfactory disorders. {Author}: Vaira LA;De Riu G;Mayo-Yáñez M;Boscolo-Rizzo P;Lechien JR; {Journal}: Am J Otolaryngol {Volume}: 45 {Issue}: 2 {Year}: 2024 Mar-Apr 18 {Factor}: 2.873 {DOI}: 10.1016/j.amjoto.2023.104114